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Digital Electronics

Digital Electronics
If a Hexadecimal number needs to convert to binary. For each hexadecimal digit, there will be how many bits

 8
 4
 1
 2

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Digital Electronics
A 10 bit A/D conveter is used to digitize an analog signal in the 0 to 6 volt. The maximum peak to ripple voltage that can be allowed in the D.C. supply voltage is

  6 mV.
 5 mV.
 10 mV.
  5.85 mV.

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Digital Electronics
X = 01110 and Y = 11001 are two 5-bit binary numbers represented in 2’s complement format. The sum of X and Y in 2’s complement format using 6 bits is

 0001111
 001000
 100111
 101001

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Digital Electronics
XNOR followed by a NOT gate is equivalant to ________ gate

 XNOR
 XOR
 OR
 NOR

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Digital Electronics
A gate is inhibited when its inhibit input is at logic 1. The gate is

 none of these
 NAND
 AND
 OR

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Digital Electronics
The universal gate is ___________

AND gate
NAND gate
None of these
OR gate

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